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Questions tagged [lvm]

Logical Volume Management provides storage abstraction, a generalization of disk partitioning.

2
votes
2answers
559 views

Recreated VG. Is it possible to add existing LVs to it?

I had a CentOS 5.5 server with two drives in it (sda, sdb) using LVM. sda had a combination of physical partitions and LVs. sdb had one volume group named data with multiple logical volumes. There ...
86
votes
6answers
73k views

Does LVM impact performance?

I have to migrate a few servers to Linux, and one important aspect that I need to evaluate is that my new host system must have elastic storage capacity. Naturally, doing some basic research, I came ...
9
votes
8answers
13k views

Partition manager that can handle LVM?

I have been looking but neither Gparted nor KDE Partition Manager can handle LVM. Working with the command line is probably fine but it would be clearer to have a GUI tool here. Does such thing exist?
4
votes
1answer
3k views

LVM Mirrored Logical Volume Performance

I read that when mirroring a logical volume a log of some sort is used to keep the files in sync. You can either set it so this log is in a separate physical volume or in memory. I also read that if ...
58
votes
11answers
51k views

SSH to decrypt encrypted LVM during headless server boot?

When I installed Ubuntu 10.04 and, now, 10.10, I was offered the option of enabling "encrypted LVM" for my hard drive. After choosing that option, I am prompted for my password during boot to decrypt ...
12
votes
1answer
10k views

Leaking file descriptors

What does it mean if file descriptor leaking File descriptor 6 (socket:[901758]) leaked on lvextend invocation. Parent PID 10035: /bin/zsh File descriptor 9 (/dev/pts/1) leaked on lvextend ...
3
votes
1answer
1k views

Can I alter my Fedora LVM LV to install a new distro as a dual-boot?

My question is almost a duplicate of this question, but not quite because that one is about ext3 and I am already using LVM. I have an older HP Pavilion laptop running Fedora 11. I chose Fedora ...
1
vote
2answers
240 views

Resizing a Logical Volume holding a live virt guest

I've got a Red Hat Enterprise Linux Server release 5.5 (Tikanga). That I'm running four virtual guests on. In /dev/VolGroup01 I have the following partitions xenvm01 xenvm02 xenvm03 Then I have ...
6
votes
4answers
3k views

Any good LVM tutorial?

I'm planning to user LVM in my next Linux installation, any links to good LVM tutorials/guides/FAQs would be welcomed.
4
votes
1answer
3k views

Why is there a mismatch between size reported by LVM and the size reported by df -h?

I'm new to LVM and have been very confused by this: I am transfering a large file to a partition that I thought had about 1.5 terabytes of space on it. Near the end of the transfer, rsync exits with ...
11
votes
5answers
11k views

Is it possible to put root in LVM without using initrd?

I have just set up a Gentoo base system (which means I can boot and log in and do stuff with it now). My root partition is in an LVM2 virtual group (with a separated /boot partition). In order to boot ...